Home / 39,828.12-54,959.70-22,832.16

Finding the Fourth Proportional to 39,828.12, 54,959.70 and 22,832.16

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Solution

The fourth proportional to 39,828.12, 54,959.70 and 22,832.16 is: 31,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,828.12 : 54,959.70 = 22,832.16 : x
  2. Step 2: Convert to fraction form
    39,828.12/54,959.70 = 22,832.16/x
  3. Step 3: Cross multiply
    39,828.12x = 54,959.70 × 22,832.16
  4. Step 4: Simplify right side
    39,828.12x = 1,254,848,663.95
  5. Step 5: Solve for x
    x = 1,254,848,663.95/39,828.12
  6. Step 6: Final answer
    x = 31,506.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.